1/21 of the number of permutations of 6 indistinguishable copies of 1..n with exactly 2 local maxima.
A152513
1/21 of the number of permutations of 6 indistinguishable copies of 1..n with exactly 2 local maxima.
Terms
- a(0) =0a(1) =5a(2) =497a(3) =42581a(4) =3584693a(5) =301183841a(6) =25300030889
External references
- oeis: A152513